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L'Isle-aux-Coudres to Tadoussac

Warnings

Forecast

Marine Forecast

Issued 03:00 AM EDT 09 March 2026

Today Tonight and Tuesday.

Gale warning in effect.

Wind southwest 25 to 35 knots diminishing to southwest 15 to 25 overnight and to light Tuesday morning. Wind increasing to northeast 15 near noon Tuesday and to northeast 15 to 25 Tuesday evening.

Snow Tuesday afternoon and evening. Visibility 1 mile or less in snow.

Temperatures plus 1 rising to plus 6 this afternoon then falling to minus 2 Tuesday evening.

Waves

Issued 03:00 AM EDT 09 March 2026
Today Tonight and Tuesday. Over open water seas 1 to 2 metres subsiding to 1 or less Tuesday morning.

Extended Forecast

Issued 06:00 PM EDT 08 March 2026
Tuesday Wind southwest 20 to 30 knots diminishing to light in the morning then increasing to northeast 20 to 30 in the afternoon.
Wednesday Wind northeast 25 to 35 knots.
Thursday Wind northeast 25 to 35 knots diminishing to southwest 10 to 20 late in the day.

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Map of Atlantic - Maritimes marine weather areas East Scotia Slope - 44137 Cap-Chat Burgeo Île Bicquette New Carlisle Îles de la Madeleine Airport Port Menier Summerside North Cape Pointe-au-Père Mont-Joli Airport La Pocatière Wreckhouse Banquereau - 44139 Port aux Basques Sagona Island Gaspé Airport LaHave Bank - 44150 Halifax Harbour - 44258 St. Lawrence Stephenville Airport Western Head Winterland Branch Hill Île aux Perroquets Beaver Island Baccaro Point St. Stephen Pointe-des-Monts Saint John Airport Sept-Îles Airport Point Lepreau Greater Moncton Roméo LeBlanc Int'l Airport Longue-Pointe-de-Mingan Miscou Island Île Rouge Kouchibouguac Pointe-Noire Kouchibouguac Havre-Saint-Pierre Airport Grand Manan Fundy Park (Alma) Miramichi Charlo West Chedabucto Bay – 44489 Bathurst Airport Baie-Comeau Airport Bas Caraquet East Chedabucto Bay – 44488 Nappan AAFC East Point Charlottetown Airport Yarmouth Airport Cap-d'Espoir Tracadie J.A. Douglas McCurdy Sydney Airport Shearwater Airport St.Paul Island Sable Island Parrsboro North Mountain Rivière-la-Madeleine McNabs Island Lunenburg Kentville AAFC Ingonish Beach Hart Island CFB Greenwood Grand Étang Eskasoni (First Nations) Debert Caribou Point Brier Island
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land station Land Station
Ice Conditions

There is no ice forecast issued for this area.

Warnings

Warnings (In effect)

Gale warning in effect

L'Isle-aux-Coudres to Tadoussac

Issued 03:00 AM EDT 09 March 2026

'Gale' force winds of 34 to 47 knots are occurring or expected to occur in this marine area. Watch for updated statements. Please refer to the latest marine forecasts for further details and continue to monitor the situation through Canadian Coast Guard radio or Weatheradio stations.

Synopsis

Technical Marine Synopsis

Issued 3:00 AM EDT 9 March 2026 Today Tonight and Tuesday At 3:00 a.m. EDT today ridge located on a line north-south over
Anticosti Island.
By 8:00 p.m. EDT tonight departing ridge located on a line
northeast-southwest over Labrador Sea.

At 3:00 a.m. EDT today low 988 mb located northwest of Lake
Superior.
By 8:00 p.m. EDT Tuesday departing low 986 mb located north of
Newfoundland.

At 5:00 p.m. EDT today ridge located on a line northwest-southeast
over the Great Lakes.
By 8:00 p.m. EDT Tuesday ridge located on a line northwest-southeast
over Matane.

Atlantic - Maritimes Area

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Marine Weather for Canada

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